package com.slx.contains_duplicate;

public class Main {
    public static void main(String[] args) {
        Solution solution = new Solution();
        System.out.println(solution.containsDuplicate(new int[]{1, 2, 8, 3, 4, 4, 7, 4, 5}));
        System.out.println(solution.containsDuplicate(new int[]{1, 2, 3, 4, 7, 5}));
    }
}
